Frank Van Ham and Graham Wills say that visualization is critical for data analysis because it is the medium between the computer and the user. With Big Data, they propose, you need to be able to examine your model at various scales, at the micro and macro levels, and effective visualization empowers the user to access the data model at the needed level. The forward-looking goal is to build expertise into toolsets that allow you to "build up" your model ... fit the model to your data instead of fitting the data to your model. Van Ham is a... [More]